WiredTiger is a storage engine for MongoDB.

https://severalnines.com/blog/overview-wiredtiger-storage-engine-mongodb

https://www.mongodb.com/presentations/a-technical-introduction-to-wiredtiger https://www.youtube.com/channel/UCHnBsf2rH-K7pn09rb3qvkA

https://www.youtube.com/watch?v=SMjSjcAePLI